MODEL 340MAV, 350MAV, 355MAV CONDENSING GAS FURNACECONDENSING GAS FURNACE — Do not store or use gasoline or other ﬂammable vapors and liquids in the vicinity of this or any energy costs, the Plus 90 TM, 340MAV, and Plus 90i TM Multipoise, Gas-Fired, Condensing Furnaces are among the … Visit Document Odd Gutter Inside Pages –… Read More »

Owner's ManualWhy does the unit run more/longer than a gas furnace? The amount or percentage of time that your unit is actually heating or cooling is called Run Time. To achieve maximum comfort during heating, geothermal systems will typically have a longer run time than a natural gas or propane furnace. … View Document Furnace… Read More »